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Finding the Fourth Proportional to 246,964.92, 370,404.24 and 69,429.78

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Solution

The fourth proportional to 246,964.92, 370,404.24 and 69,429.78 is: 104,132.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,964.92 : 370,404.24 = 69,429.78 : x
  2. Step 2: Convert to fraction form
    246,964.92/370,404.24 = 69,429.78/x
  3. Step 3: Cross multiply
    246,964.92x = 370,404.24 × 69,429.78
  4. Step 4: Simplify right side
    246,964.92x = 25,717,084,894.27
  5. Step 5: Solve for x
    x = 25,717,084,894.27/246,964.92
  6. Step 6: Final answer
    x = 104,132.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.